Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 1 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

1
7
8
6
2
4
6
      3
       
      9
5
2
5
4
      3
      6
   9
8
      3
      6
   9
6
7
1
6
9
3
7
1
5
8
4
2
3
5
7
8
4
2
9
1
6
       
       
   9
1
       
       
   9
7
6
6
5
3
2
3
6
9
2
6
5
3
1
4
8
7
4
3
6
9
1
2
8
3
5
6
9
3
2
7
4
9
5
1
    
       
    
      3
       
    
9
5
8
1
6
3
6
9
   3
       
       
7
4

 

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Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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